Support strap for water drip lines



FIG. 1 is a right side-elevational view of a support strap for water drip lines, showing my new design, the left side not shown being identical thereto;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a front-elevational view thereof; and,

FIG. 5 is a rear-elevational view thereof. 

The ornamental design for a support strap for water drip lines, as shown and described. 